4y^2-20y=-64

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Solution for 4y^2-20y=-64 equation: 



4y^2-20y=-64

We move all terms to the left:

4y^2-20y-(-64)=0

We add all the numbers together, and all the variables

4y^2-20y+64=0

a = 4; b = -20; c = +64;
Δ = b2-4ac
Δ = -202-4·4·64
Δ = -624
Delta is less than zero, so there is no solution for the equation

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